395499891

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{673}}^1$

素因数の和:867

約数の個数: 32

約数和(自身を含む): 559042560

約数和(自身を除く): 163542669

約数列:

[1, 3, 31, 71, 89, 93, 213, 267, 673, 2019, 2201, 2759, 6319, 6603, 8277, 18957, 20863, 47783, 59897, 62589, 143349, 179691, 195889, 587667, 1481273, 1856807, 4252687, 4443819, 5570421, 12758061, 131833297, 395499891]

約数ペア:

[(1, 395499891), (3, 131833297), (31, 12758061), (71, 5570421), (89, 4443819), (93, 4252687), (213, 1856807), (267, 1481273), (673, 587667), (2019, 195889), (2201, 179691), (2759, 143349), (6319, 62589), (6603, 59897), (8277, 47783), (18957, 20863)]